@misc{indiciae45d6bb37ca78,
  title = {Stratospheric constituent trends from ER-2 profile data},
  author = {Schoeberl, Mark R. and Proffitt, Michael H. and Kelly, Ken K. and Lait, Leslie R. and Newman, Paul A. and Rosenfield, Joan E. and Loewenstein, Max and Podolske, Jim R. and Strahan, Susan E. and Chan, K. Roland},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19900041448},
  note = {Source identifier: 19900041448}
}